Sea weather in Île-de-Batz in Brittany All the beach weather in Île-de-Batz
All the essential weather information for enjoying the beach in Île-de-Batz in Brittany, for swimming, tanning or water sports! Our sea weather data is reliable, easy to read and updated every day.
Weather: When should you go to the beach in Île-de-Batz over the next 7 days?
Discover the best moment to go to the beach in Île-de-Batz in Brittany this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Île-de-Batz. You can see full forecasts by clicking on the day you want to see in the table below.
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Monday 15 December 2025 | 52°F to 56°F | 27.3mph | not recommended | all the sea weather |
| Tuesday 16 December 2025 | 50°F to 54°F | 12.4mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 47°F to 50°F | 20.5mph | discouraged | all the sea weather |
| Thursday 18 December 2025 | 52°F to 56°F | 27.3mph | not recommended | all the sea weather |
| Friday 19 December 2025 | 47°F to 52°F | 11.8mph | not recommended | all the sea weather |
| Saturday 20 December 2025 | 47°F to 50°F | 14.3mph | not recommended | all the sea weather |
| Sunday 21 December 2025 | 47°F to 50°F | 10.6mph | discouraged | all the sea weather |
Sea Weather: Your daily and hourly sea weather in Île-de-Batz
Sea weather on Monday 15 December 2025
On Monday 15 December 2025, the sun will rise at 09:02 and will set at 17:20 on the beach(es) of Île-de-Batz. The outside temperature will be a high of 56°F t and a low of 52°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! Be careful, the sea will be generally rough with a wind speed of up to 27.3mph km/h (with gusts up to 32.3mph). Wave height will be up to 7.5ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition |  | | | |  | |  | |
| Outside temperature | 12°C (54°F) | 12°C (54°F) | 11°C (52°F) | 12°C (53°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (53°F) |
| Perceived temperature | 9°C (49°F) | 9°C (49°F) | 8°C (46°F) | 9°C (48°F) | 10°C (49°F) | 10°C (49°F) | 9°C (48°F) | 8°C (47°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 77% | 78% | 88% | 87% | 80% | 77% | 77% | 79% |
| Barometric pressure | 1011 hPa | 1008 hPa | 1007 hPa | 1006 hPa | 1005 hPa | 1003 hPa | 1002 hPa | 1002 hPa |
| Cloud cover | 86% | 24% | 57% | 37% | 83% | 100% | 100% | 100% |
| Heat index | 12°C (54°F) | 12°C (54°F) | 11°C (52°F) | 12°C (53°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (53°F) |
| Dew point | 9°C (47°F) | 9°C (47°F) | 9°C (49°F) | 10°C (49°F) | 9°C (48°F) | 8°C (47°F) | 8°C (47°F) | 8°C (47°F) |
| Wind | ||||||||
| Speed | 36km/h (22mph) | 35km/h (21mph) | 35km/h (21mph) | 30km/h (19mph) | 28km/h (17mph) | 30km/h (19mph) | 32km/h (20mph) | 44km/h (28mph) |
| Gusts | 52km/h (32mph) | 51km/h (32mph) | 51km/h (32mph) | 45km/h (28mph) | 43km/h (27mph) | 47km/h (29mph) | 38km/h (24mph) | 45km/h (28mph) |
| Direction | 197° SSW | 190° S | 196° SSW | 189° S | 193° SSW | 185° S | 178° S | 181° S |
| Wind chill | 9°C (49°F) | 9°C (49°F) | 8°C (46°F) | 9°C (48°F) | 10°C (49°F) | 10°C (49°F) | 9°C (48°F) | 8°C (47°F) |
| Waves | ||||||||
| Height | 2.2m (7.3ft) | 2.2m (7.4ft) | 2.2m (7.3ft) | 2.2m (7.3ft) | 2.3m (7.4ft) | 2.2m (7.3ft) | 2.1m (6.8ft) | 2.0m (6.5ft) |
| Direction | 283° WNW | 282° WNW | 281° WNW | 280° W | 279° W | 278° W | 278° W | 279° W |
| Period | 13.2 sec. | 13.3 sec. | 13.3 sec. | 13.2 sec. | 12.9 sec. | 13.0 sec. | 13.2 sec. | 13.4 sec. |
| Significant height | 1.2m (3.9ft) | 1.3m (4.3ft) | 1.2m (3.9ft) | 1.3m (4.3ft) | 1.3m (4.3ft) | 1.0m (3.3ft) | 0.9m (3ft) | 0.7m (2.3ft) |
| Sea water temperature | ||||||||
| Water temperature | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) |
Sea weather on Tuesday 16 December 2025
On Tuesday 16 December 2025, the sun will rise at 09:03 and will set at 17:20 on the beach(es) of Île-de-Batz. The outside temperature will be a high of 54°F t and a low of 50°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 19.3mph km/h (with gusts up to 26.7mph). Wave height will be up to 8.5ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | | | | | |
| Outside temperature | 12°C (54°F) | 11°C (52°F) | 11°C (51°F) | 11°C (52°F) | 11°C (51°F) | 11°C (51°F) | 10°C (50°F) | 10°C (50°F) |
| Perceived temperature | 9°C (49°F) | 8°C (46°F) | 8°C (46°F) | 8°C (46°F) | 8°C (46°F) | 7°C (45°F) | 7°C (45°F) | 8°C (46°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 87% | 77% | 73% | 73% | 71% | 72% | 72% | 71% |
| Barometric pressure | 1002 hPa | 1005 hPa | 1007 hPa | 1010 hPa | 1013 hPa | 1014 hPa | 1017 hPa | 1019 hPa |
| Cloud cover | 100% | 100% | 100% | 100% | 90% | 70% | 57% | 42% |
| Heat index | 12°C (54°F) | 11°C (52°F) | 11°C (51°F) | 11°C (52°F) | 11°C (51°F) | 11°C (51°F) | 10°C (50°F) | 10°C (50°F) |
| Dew point | 10°C (50°F) | 7°C (45°F) | 6°C (43°F) | 6°C (43°F) | 6°C (42°F) | 6°C (42°F) | 5°C (42°F) | 5°C (41°F) |
| Wind | ||||||||
| Speed | 28km/h (17mph) | 31km/h (19mph) | 26km/h (16mph) | 30km/h (19mph) | 29km/h (18mph) | 29km/h (18mph) | 25km/h (15mph) | 20km/h (12mph) |
| Gusts | 39km/h (24mph) | 43km/h (27mph) | 36km/h (22mph) | 42km/h (26mph) | 41km/h (25mph) | 42km/h (26mph) | 39km/h (24mph) | 30km/h (19mph) |
| Direction | 218° SW | 318° NW | 338° NNW | 345° NNW | 351° N | 354° N | 358° N | 349° NNW |
| Wind chill | 9°C (49°F) | 8°C (46°F) | 8°C (46°F) | 8°C (46°F) | 8°C (46°F) | 7°C (45°F) | 7°C (45°F) | 8°C (46°F) |
| Waves | ||||||||
| Height | 2.0m (6.6ft) | 2.0m (6.7ft) | 2.1m (6.9ft) | 2.2m (7.3ft) | 2.6m (8.6ft) | 2.4m (8.0ft) | 2.3m (7.6ft) | 2.2m (7.2ft) |
| Direction | 285° WNW | 283° WNW | 284° WNW | 287° WNW | 287° WNW | 287° WNW | 286° WNW | 286° WNW |
| Period | 14.1 sec. | 13.9 sec. | 13.9 sec. | 14.2 sec. | 14.2 sec. | 14.1 sec. | 13.9 sec. | 13.9 sec. |
| Significant height | 1.0m (3.3ft) | 0.9m (3ft) | 0.8m (2.6ft) | 0.9m (3ft) | 1.4m (4.6ft) | 1.1m (3.6ft) | 0.9m (3ft) | 0.6m (2ft) |
| Sea water temperature | ||||||||
| Water temperature | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) |
Sea weather on Wednesday 17 December 2025
On Wednesday 17 December 2025, the sun will rise at 09:04 and will set at 17:21 on the beach(es) of Île-de-Batz. The outside temperature will be a high of 50°F t and a low of 47°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 20.5mph km/h (with gusts up to 29.8mph). Wave height will be up to 6.9ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | |  | | | |
| Outside temperature | 10°C (50°F) | 9°C (49°F) | 9°C (48°F) | 8°C (46°F) | 9°C (48°F) | 10°C (50°F) | 9°C (48°F) | 10°C (50°F) |
| Perceived temperature | 8°C (46°F) | 9°C (47°F) | 7°C (45°F) | 5°C (41°F) | 6°C (43°F) | 7°C (44°F) | 5°C (41°F) | 6°C (43°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 66% | 64% | 67% | 77% | 74% | 72% | 75% | 74% |
| Barometric pressure | 1021 hPa | 1021 hPa | 1022 hPa | 1023 hPa | 1023 hPa | 1021 hPa | 1019 hPa | 1019 hPa |
| Cloud cover | 6% | 3% | 10% | 27% | 45% | 59% | 25% | 98% |
| Heat index | 10°C (50°F) | 9°C (49°F) | 9°C (48°F) | 8°C (46°F) | 9°C (48°F) | 10°C (50°F) | 9°C (48°F) | 10°C (50°F) |
| Dew point | 4°C (39°F) | 3°C (37°F) | 3°C (38°F) | 4°C (39°F) | 5°C (40°F) | 5°C (41°F) | 5°C (40°F) | 6°C (42°F) |
| Wind | ||||||||
| Speed | 13km/h (8mph) | 7km/h (4mph) | 10km/h (6mph) | 16km/h (10mph) | 22km/h (14mph) | 26km/h (16mph) | 27km/h (17mph) | 33km/h (20mph) |
| Gusts | 20km/h (13mph) | 11km/h (7mph) | 17km/h (10mph) | 26km/h (16mph) | 32km/h (20mph) | 38km/h (24mph) | 31km/h (19mph) | 48km/h (30mph) |
| Direction | 345° NNW | 305° NW | 246° WSW | 198° SSW | 195° SSW | 193° SSW | 185° S | 196° SSW |
| Wind chill | 8°C (46°F) | 9°C (47°F) | 7°C (45°F) | 5°C (41°F) | 6°C (43°F) | 7°C (44°F) | 5°C (41°F) | 6°C (43°F) |
| Waves | ||||||||
| Height | 2.1m (6.9ft) | 2.0m (6.6ft) | 2.0m (6.5ft) | 1.9m (6.2ft) | 1.8m (5.9ft) | 1.7m (5.5ft) | 1.6m (5.3ft) | 1.7m (5.4ft) |
| Direction | 286° WNW | 285° WNW | 285° WNW | 285° WNW | 284° WNW | 284° WNW | 284° WNW | 285° WNW |
| Period | 13.9 sec. | 13.8 sec. | 13.7 sec. | 13.6 sec. | 13.5 sec. | 13.3 sec. | 12.9 sec. | 12.7 sec. |
| Significant height | 0.5m (1.6ft) | 0.3m (1ft) | 0.3m (1ft) | 0.4m (1.3ft) | 0.7m (2.3ft) | 0.8m (2.6ft) | 0.8m (2.6ft) | 1.0m (3.3ft) |
| Sea water temperature | ||||||||
| Water temperature | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) |
Sea weather on Thursday 18 December 2025
On Thursday 18 December 2025, the sun will rise at 09:05 and will set at 17:21 on the beach(es) of Île-de-Batz. The outside temperature will be a high of 56°F t and a low of 52°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! Be careful, the sea will be generally rough with a wind speed of up to 37.3mph km/h (with gusts up to 41.6mph). Wave height will be up to 11.2ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | | |  | | |
| Outside temperature | 11°C (51°F) | 11°C (52°F) | 11°C (52°F) | 12°C (53°F) | 13°C (55°F) | 12°C (54°F) | 12°C (53°F) | 12°C (53°F) |
| Perceived temperature | 7°C (45°F) | 8°C (46°F) | 8°C (46°F) | 8°C (46°F) | 9°C (48°F) | 8°C (46°F) | 9°C (48°F) | 8°C (47°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 77% | 78% | 80% | 82% | 75% | 86% | 91% | 82% |
| Barometric pressure | 1018 hPa | 1015 hPa | 1012 hPa | 1008 hPa | 1005 hPa | 1002 hPa | 1004 hPa | 1006 hPa |
| Cloud cover | 100% | 73% | 61% | 78% | 61% | 100% | 98% | 100% |
| Heat index | 11°C (51°F) | 11°C (52°F) | 11°C (52°F) | 12°C (53°F) | 13°C (55°F) | 12°C (54°F) | 12°C (53°F) | 12°C (53°F) |
| Dew point | 7°C (44°F) | 7°C (45°F) | 8°C (47°F) | 9°C (48°F) | 8°C (47°F) | 10°C (50°F) | 10°C (51°F) | 9°C (48°F) |
| Wind | ||||||||
| Speed | 34km/h (21mph) | 36km/h (22mph) | 41km/h (26mph) | 47km/h (29mph) | 54km/h (33mph) | 60km/h (37mph) | 30km/h (19mph) | 44km/h (27mph) |
| Gusts | 49km/h (30mph) | 51km/h (32mph) | 58km/h (36mph) | 51km/h (32mph) | 54km/h (34mph) | 67km/h (42mph) | 47km/h (29mph) | 48km/h (30mph) |
| Direction | 191° SSW | 191° S | 184° S | 180° S | 183° S | 194° SSW | 215° SW | 245° WSW |
| Wind chill | 7°C (45°F) | 8°C (46°F) | 8°C (46°F) | 8°C (46°F) | 9°C (48°F) | 8°C (46°F) | 9°C (48°F) | 8°C (47°F) |
| Waves | ||||||||
| Height | 1.9m (6.2ft) | 2.1m (7.0ft) | 2.7m (8.9ft) | 3.2m (10.5ft) | 3.4m (11.3ft) | 3.4m (11.2ft) | 3.4m (11.2ft) | 3.3m (10.8ft) |
| Direction | 286° WNW | 286° WNW | 286° WNW | 285° WNW | 285° WNW | 285° WNW | 285° WNW | 285° WNW |
| Period | 12.5 sec. | 12.3 sec. | 12.0 sec. | 20.6 sec. | 19.9 sec. | 19.2 sec. | 18.8 sec. | 18.0 sec. |
| Significant height | 0.9m (3ft) | 1.2m (3.9ft) | 1.2m (3.9ft) | 1.5m (4.9ft) | 1.9m (6.2ft) | 1.8m (5.9ft) | 1.8m (5.9ft) | 1.2m (3.9ft) |
| Sea water temperature | ||||||||
| Water temperature | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) |
Sea weather on Friday 19 December 2025
On Friday 19 December 2025, the sun will rise at 09:05 and will set at 17:21 on the beach(es) of Île-de-Batz. The outside temperature will be a high of 52°F t and a low of 47°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! Be careful, the sea will be generally rough with a wind speed of up to 25.5mph km/h (with gusts up to 31.7mph). Wave height will be up to 18.7ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | | | | | |
| Outside temperature | 11°C (52°F) | 11°C (51°F) | 10°C (50°F) | 9°C (49°F) | 10°C (49°F) | 10°C (50°F) | 9°C (48°F) | 9°C (47°F) |
| Perceived temperature | 7°C (45°F) | 7°C (44°F) | 7°C (45°F) | 7°C (44°F) | 7°C (44°F) | 7°C (44°F) | 6°C (43°F) | 6°C (42°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 73% | 62% | 61% | 67% | 67% | 67% | 68% | 71% |
| Barometric pressure | 1008 hPa | 1012 hPa | 1015 hPa | 1018 hPa | 1020 hPa | 1020 hPa | 1021 hPa | 1021 hPa |
| Cloud cover | 81% | 100% | 72% | 52% | 76% | 48% | 42% | 35% |
| Heat index | 11°C (52°F) | 11°C (51°F) | 10°C (50°F) | 9°C (49°F) | 10°C (49°F) | 10°C (50°F) | 9°C (48°F) | 9°C (47°F) |
| Dew point | 6°C (43°F) | 4°C (38°F) | 3°C (37°F) | 4°C (39°F) | 4°C (39°F) | 4°C (39°F) | 4°C (38°F) | 4°C (38°F) |
| Wind | ||||||||
| Speed | 41km/h (26mph) | 37km/h (23mph) | 24km/h (15mph) | 21km/h (13mph) | 21km/h (13mph) | 23km/h (14mph) | 20km/h (13mph) | 19km/h (12mph) |
| Gusts | 47km/h (29mph) | 51km/h (32mph) | 37km/h (23mph) | 33km/h (20mph) | 30km/h (19mph) | 33km/h (21mph) | 33km/h (21mph) | 32km/h (20mph) |
| Direction | 246° WSW | 316° NW | 290° WNW | 266° W | 240° WSW | 242° WSW | 243° WSW | 225° SW |
| Wind chill | 7°C (45°F) | 7°C (44°F) | 7°C (45°F) | 7°C (44°F) | 7°C (44°F) | 7°C (44°F) | 6°C (43°F) | 6°C (42°F) |
| Waves | ||||||||
| Height | 3.5m (11.4ft) | 5.3m (17.3ft) | 5.7m (18.7ft) | 5.6m (18.4ft) | 5.3m (17.3ft) | 4.8m (15.7ft) | 4.3m (14.1ft) | 3.9m (12.8ft) |
| Direction | 285° WNW | 294° WNW | 292° WNW | 290° WNW | 291° WNW | 293° WNW | 295° WNW | 295° WNW |
| Period | 17.8 sec. | 17.5 sec. | 17.4 sec. | 17.2 sec. | 16.5 sec. | 15.9 sec. | 15.5 sec. | 15.0 sec. |
| Significant height | 1.3m (4.3ft) | 1.0m (3.3ft) | 0.7m (2.3ft) | 0.4m (1.3ft) | 0.3m (1ft) | 0.3m (1ft) | 0.4m (1.3ft) | 0.3m (1ft) |
| Sea water temperature | ||||||||
| Water temperature | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) |
Sea weather on Saturday 20 December 2025
On Saturday 20 December 2025, the sun will rise at 09:06 and will set at 17:22 on the beach(es) of Île-de-Batz. The outside temperature will be a high of 50°F t and a low of 47°F. Precipitation is in the forecast (0.2in throughout the day): choose the right time to go to the beach and dodge the raindrops. Be careful, the sea will be generally rough with a wind speed of up to 25.5mph km/h (with gusts up to 32.9mph). Wave height will be up to 11.5ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | |  | | | | |  |  |
| Outside temperature | 8°C (46°F) | 8°C (46°F) | 8°C (47°F) | 9°C (48°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 9°C (47°F) |
| Perceived temperature | 5°C (40°F) | 4°C (39°F) | 4°C (40°F) | 5°C (41°F) | 6°C (43°F) | 6°C (43°F) | 6°C (42°F) | 5°C (42°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0.1in | 0.1in |
| Humidity | 76% | 78% | 78% | 77% | 74% | 75% | 85% | 88% |
| Barometric pressure | 1021 hPa | 1019 hPa | 1017 hPa | 1015 hPa | 1012 hPa | 1009 hPa | 1006 hPa | 1006 hPa |
| Cloud cover | 20% | 12% | 26% | 48% | 85% | 100% | 100% | 100% |
| Heat index | 8°C (46°F) | 8°C (46°F) | 8°C (47°F) | 9°C (48°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 9°C (47°F) |
| Dew point | 4°C (39°F) | 4°C (40°F) | 5°C (40°F) | 5°C (41°F) | 5°C (42°F) | 6°C (43°F) | 7°C (45°F) | 7°C (44°F) |
| Wind | ||||||||
| Speed | 21km/h (13mph) | 26km/h (16mph) | 28km/h (17mph) | 31km/h (19mph) | 36km/h (22mph) | 41km/h (26mph) | 40km/h (25mph) | 23km/h (15mph) |
| Gusts | 36km/h (22mph) | 35km/h (22mph) | 41km/h (26mph) | 47km/h (29mph) | 53km/h (33mph) | 47km/h (29mph) | 42km/h (26mph) | 29km/h (18mph) |
| Direction | 199° SSW | 189° S | 192° SSW | 190° S | 188° S | 187° S | 181° S | 227° SW |
| Wind chill | 5°C (40°F) | 4°C (39°F) | 4°C (40°F) | 5°C (41°F) | 6°C (43°F) | 6°C (43°F) | 6°C (42°F) | 5°C (42°F) |
| Waves | ||||||||
| Height | 3.5m (11.5ft) | 3.2m (10.5ft) | 3.0m (9.8ft) | 2.8m (9.2ft) | 2.6m (8.5ft) | 2.5m (8.2ft) | 2.3m (7.5ft) | 2.2m (7.2ft) |
| Direction | 296° WNW | 297° WNW | 299° WNW | 297° WNW | 296° WNW | 297° WNW | 297° WNW | 295° WNW |
| Period | 14.6 sec. | 14.3 sec. | 14.1 sec. | 13.6 sec. | 13.3 sec. | 13.1 sec. | 13.0 sec. | 12.6 sec. |
| Significant height | 0.4m (1.3ft) | 0.5m (1.6ft) | 0.3m (1ft) | 0.2m (0.7ft) | 0.3m (1ft) | 0.5m (1.6ft) | 0.6m (2ft) | 0.9m (3ft) |
| Sea water temperature | ||||||||
| Water temperature | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) |
Sea weather on Sunday 21 December 2025
On Sunday 21 December 2025, the sun will rise at 09:06 and will set at 17:22 on the beach(es) of Île-de-Batz. The outside temperature will be a high of 50°F t and a low of 47°F. Precipitation is in the forecast (0.1in throughout the day): choose the right time to go to the beach and dodge the raindrops. The sea will be generally calm, with a wind speed of up to 14.9mph km/h (with gusts up to 19.9mph). Wave height will be up to 9.8ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | |  | | | |
| Outside temperature | 8°C (46°F) | 8°C (47°F) | 9°C (48°F) | 9°C (49°F) | 9°C (49°F) | 9°C (49°F) | 9°C (48°F) | 9°C (48°F) |
| Perceived temperature | 4°C (39°F) | 5°C (42°F) | 7°C (44°F) | 7°C (44°F) | 7°C (44°F) | 7°C (44°F) | 6°C (43°F) | 6°C (44°F) |
| Precipitation | 0.1in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 88% | 80% | 72% | 65% | 71% | 77% | 73% | 68% |
| Barometric pressure | 1007 hPa | 1007 hPa | 1006 hPa | 1006 hPa | 1006 hPa | 1005 hPa | 1006 hPa | 1007 hPa |
| Cloud cover | 100% | 100% | 79% | 33% | 51% | 82% | 49% | 31% |
| Heat index | 8°C (46°F) | 8°C (47°F) | 9°C (48°F) | 9°C (49°F) | 9°C (49°F) | 9°C (49°F) | 9°C (48°F) | 9°C (48°F) |
| Dew point | 6°C (42°F) | 5°C (41°F) | 4°C (40°F) | 3°C (38°F) | 4°C (40°F) | 6°C (42°F) | 4°C (40°F) | 3°C (38°F) |
| Wind | ||||||||
| Speed | 24km/h (15mph) | 18km/h (11mph) | 18km/h (11mph) | 18km/h (11mph) | 19km/h (12mph) | 20km/h (12mph) | 20km/h (12mph) | 17km/h (10mph) |
| Gusts | 32km/h (20mph) | 24km/h (15mph) | 26km/h (16mph) | 27km/h (17mph) | 27km/h (17mph) | 29km/h (18mph) | 32km/h (20mph) | 27km/h (17mph) |
| Direction | 295° WNW | 280° W | 289° WNW | 269° W | 230° SW | 266° W | 301° WNW | 279° W |
| Wind chill | 4°C (39°F) | 5°C (42°F) | 7°C (44°F) | 7°C (44°F) | 7°C (44°F) | 7°C (44°F) | 6°C (43°F) | 6°C (44°F) |
| Waves | ||||||||
| Height | 2.2m (7.2ft) | 2.5m (8.2ft) | 2.9m (9.5ft) | 3.0m (9.8ft) | 3.0m (9.8ft) | 2.8m (9.2ft) | 2.8m (9.2ft) | 2.7m (8.9ft) |
| Direction | 294° WNW | 296° WNW | 297° WNW | 298° WNW | 298° WNW | 299° WNW | 299° WNW | 298° WNW |
| Period | 12.3 sec. | 12.0 sec. | 11.8 sec. | 11.7 sec. | 11.7 sec. | 11.6 sec. | 11.5 sec. | 11.5 sec. |
| Significant height | 0.8m (2.6ft) | 1.0m (3.3ft) | 1.2m (3.9ft) | 1.2m (3.9ft) | 1.0m (3.3ft) | 1.0m (3.3ft) | 1.0m (3.3ft) | 0.9m (3ft) |
| Sea water temperature | ||||||||
| Water temperature | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) |